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<head>
    <meta charset="UTF-8">
    <title>Title</title>
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<body>
<h1>一级标题</h1>
<h2>二级标题</h2>
<h3>三级标题</h3>
<h4>四级标题</h4>
<h5>五级标题</h5>
<h6>六级标题</h6>

<p>1</p><p align="center">2</p>
<hr width="50%" size="10" color="red" align="left" />
12<br>3

<p>
    静夜思<br/>
    李白<br/>
    床前明月光，<br/>
    疑是地上霜；<br/>
    举头望明月，<br/>
    低头思故乡。<br/>
</p>
<b>加粗</b>
<i>斜体</i>
<strong>加粗</strong>
<em>斜体</em>
上标：x<sup>2</sup>=4
下标：低人<sub>一等</sub>
<pre>
静夜思
李白
床前明月光
疑是地上霜
举头望明月
低头思故乡
</pre>
<!--注释：ctrl+/  ctrl+shift+/-->
<!--有序列表-->
<ol type="I">
    <li>有序1</li>
    <li>有序2</li>
</ol>
<!--无序列表-->
<ul type="square">
    <li>无序1</li>
    <li>无序2</li>
</ul>
<!--自定义列表-->
<dl>
    <dt>四川</dt>
        <dd>成都</dd>
        <dd>绵阳</dd>
    <dt>广东</dt>
        <dd>广州</dd>
        <dd>深圳</dd>
</dl>

<font color="blue" face="黑体" size="10">JavaWeb</font>

<label style="color: aqua;font-family: 'Arial Black';font-size: large">label</label>

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<video width="100%" src="../static/xingjianggubian.mp4"  controls></video>

123&nbsp;4

<!--表格标签-->
<table border="1" cellspacing="0" bgcolor="orange">
    <!--第一行-->
    <tr bgcolor="aqua">
        <th>id</th>
        <th>username</th>
        <th>password</th>
    </tr>
    <!--第二行-->
    <tr>
        <td>1</td>
        <td>zhangsanzhangsan</td>
        <td>123</td>
    </tr>
    <tr>
        <td>2</td>
        <td>lisilisi</td>
        <td>3321</td>
    </tr>
    <tr>
        <td colspan="2">横向合并</td>
        <td rowspan="2">纵向合并</td>
    </tr>
    <tr>
        <td colspan="2">横向合并</td>
    </tr>
</table>

<table border="1" cellspacing="0" width="600" height="600" bgcolor="orange">
    <tr bgcolor="aqua">
        <td height="80" colspan="2">1-1</td>
        <td width="80" rowspan="2">1-3</td>
    </tr>
    <tr>
        <td width="80" rowspan="2">1-2</td>
        <td align="right" valign="bottom">2-2</td>
    </tr>
    <tr>
        <td height="80" colspan="2">3-2</td>
    </tr>
</table>
<h2 align="center">员工技能竞赛评分表</h2>
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    <tr>
        <!--ctrl + d 快速复制-->
        <th>排名</th>
        <th>姓名</th>
        <th>分数</th>
        <th>备注</th>
    </tr>
    <tr>
        <td>1</td>
        <td>zhangsan</td>
        <td>144</td>
        <td rowspan="6">前三名涨工资</td>
    </tr>
    <tr>
        <td>2</td>
        <td>zhangsan</td>
        <td>144</td>
    </tr>
    <tr>
        <td>3</td>
        <td>zhangsan</td>
        <td>144</td>
    </tr>
    <tr>
        <td>总人数</td>
        <td colspan="2">2000</td>
    </tr>
    <tr>
        <td>平均分</td>
        <td colspan="2">90</td>
    </tr>
    <tr>
        <td>及格率</td>
        <td colspan="2">80%</td>
    </tr>
</table>
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